ttmarkstt ttmarkstt

04-03-2018
Mathematics

contestada

Let u = <-6, 1>, v = <-5, 2>. Find -4u + 2v.

A) <34, -8>
B) <14, 0>
C) <14, 3>
D) <44, -12>

Respuesta :

sqdancefan sqdancefan

09-10-2018

-4u +2v

= -4<-6, 1> +2<-5, 2>

= <(-4)(-6)+2(-5), (-4)(1) +2(2)>

= <14, 0>

The appropriate choice is ...

... B) <14, 0>

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